Movie Theater: The Helix Nebula: Knots of Wonder

EmbedPut this video on your Website. Copy and paste the HTML code below:

About This Video

Planetary nebula form when stars like our Sun cast off their outer layers of gas, forming glowing shells around the heart of a dying star. This quick broadcast, called a HubbleMinute, shows a new image of the Helix nebula and explains the forces behind its creation.

Video download options

To download, right- or Command-click on the appropriate link and select "Save Target As..."